This is a great resource to show the class what makes up the global warning process. The video does have pauses after each slide, so you can talk about what is pictured without having to stop the video. It is 'dry', but short enough to get the vocab in without too much agony.
 
This can be used as a great way to introduce the unit on environmental issues. It gives a great background for students to understand where our energy comes from, the results of being a consumer or resources and some ways to curb consumerism.
 
This video includes:food webs, 4 types of deserts with examples, examples of producers, first and secondary consumers and territory consumers. Also, there are charts and graphs showing average temperature and rainfall. This video shows all aspects of the desert biome. As well as was to help save our planet form global warming. - created at http://animoto.com